yehster/openemr — comment on commit 03a4e147ddcfc1d0f6bd9c61c7a82cfa8f0cdf2a
File: interface/main/frame_format.php line 82
By yehster:

If you wanted to switch to vertical automatically based on resolution, the place to do it would be here.
something like
if(top.document.width>1600) {toggleFrameOrientation()};

I don't feel like setting up the globals preference for this though.